option('debug_level', type: 'integer', min: 0, max: 7, value: 5,
    description: 'Global debug level')
option('tools', type: 'boolean', value: true,
    description: 'Build RAWRTC tools')
option('sctp_redirect_transport', type: 'boolean', value: false,
    description: 'Build SCTP redirect transport')
